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通过劫持webpack4打包代码方法，暴露游戏内置变量到全局window.game
// ==UserScript==
// @name 拉卡尼休（Rakanishu）暴露内置变量到全局
// @version 1.0
// @description 通过劫持webpack4打包代码方法，暴露游戏内置变量到全局window.game
// @author DreamNya
// @match https://g1tyx.github.io/rakanishu/
// @match https://yx.g8hh.com/rakanishu
// @grant none
// @run-at document-start
// @license MIT
// @namespace https://greasyfork.org/users/809466
// ==/UserScript==
/*
【原理详解】
webpack4打包代码劫持方法探究
https://bbs.tampermonkey.net.cn/thread-2950-1-1.html
*/
let value;
let hooked = false;
Object.defineProperty(window, "webpackChunkrakanishu", {
get() {
return value
},
set(newValue) {
value = newValue
if (!hooked && window.webpackChunkrakanishu.push && window.webpackChunkrakanishu.push != window.Array.prototype.push) {
window.webpackChunkrakanishu.realPush = window.webpackChunkrakanishu.push
window.webpackChunkrakanishu.push = function (...args) {
if (typeof args[0]?.[1]?.[952] == "function") {
let fucText = args[0][1][952].toString()
//replace去头+slice去尾
fucText = fucText.replace("(me,_e,L)=>{", "").slice(0, -1)
//暴露闭包对象到全局
fucText = fucText.replace("function Pd(t,n,e,i,r){", "function Pd(t,n,e,i,r){if(!window.game && n?.[15]?.[15]?.[8].data){window.game=n[15][15][8].data}")
//构造劫持函数
args[0][1][952] = new Function("me,_e,L", fucText)
//劫持成功后还原劫持
this.push = this.realPush
}
this.realPush(...args)
}
hooked = true
}
}
})